短語詞組短語ripple e marks 波痕aeolian ripple marks 風(fēng)成波痕oscillation cross ripple marks 振蕩交錯(cuò)波痕compound ripple marks 複波痕;[地質(zhì)]複郃波痕rectangular cross ripple marks 矩形交錯(cuò)波浪 返回 ripple marks